The traffic problems we are looking forward to seeing should have attracted the government’s attention.
A. solving
B. solve
C. solved
D. to solve
网友回答
A. solving
B. solve
(答案→)C. solved
D. to solve
解析： 考查固定搭配。See+宾语+宾补，句中see的宾语The traffic problems和宾补solve间是动宾关系，所以要用过去分词solved，表被动。